Quantity 1 Piece Color Black Material PU leather + ABS Application For Tablets Compatible Model Amazon Kindle Fire HD 7" Keys 80 Type External Wireless Keyboards Connectivity Bluetooth Connection Bluetooth V3.0 Operating Range 10m Battery 650mAh Charging Time 1~2 hours Working Time 120 hours Other Features The keyboard is attached on the PU leather case by magnets it is detachable to use separately; the Bluetooth makes your device more convenient to use; the protective case protects your devices from dirt dust and scratches the case is also a stand for you to read in comfortable angle Packing List 1 x Bluetooth keyboard with PU leather case 1 x USB cable (90cm) 1 x English user manual